CN216909748U - Fuel vapor treatment device, fuel evaporation emission control system and automobile - Google Patents

Abstract

The application discloses fuel vapor processing apparatus, fuel evaporation discharge control system and car belongs to the automobile parts field. The fuel oil treatment device comprises: the device comprises a bracket, an adsorption device, a filtering device and a vapor control valve; the adsorption device comprises an adsorption cylinder, an adsorption pipe and an adsorption component, the adsorption cylinder is provided with a first adsorption port and a second adsorption port, the adsorption pipe is communicated with the adsorption cylinder and the activated carbon tank, and the adsorption component is positioned in the adsorption cylinder; the filtering device comprises a filtering cylinder and a filtering component, wherein the filtering cylinder is provided with a first filtering port and a second filtering port, the first filtering port is an air port which is open to the outside, and the filtering component is positioned in the filtering cylinder; the steam control valve is communicated with the adsorption cylinder and the filter cylinder; the support is connected with the adsorption cylinder, the filter cylinder and the steam control valve. By adopting the adsorption device and the vapor control valve, the probability of fuel vapor leakage can be effectively reduced under the combined action of the adsorption device and the vapor control valve, and the fuel vapor is prevented from being discharged into the atmosphere, so that the pollution of the fuel vapor to the environment is effectively reduced.

Description

Fuel vapor treatment device, fuel evaporation emission control system and automobile

Technical Field

The application relates to the field of automobile parts, in particular to a fuel vapor treatment device, a fuel evaporation emission control system and an automobile.

Background

The automobile brings great convenience to people's life, however, because the automobile fuel oil is easy to volatilize, the fuel oil vapor can cause serious environmental pollution when being discharged into the air.

Usually, an activated carbon canister is arranged between a fuel tank and an engine, when fuel volatilizes, the activated carbon canister can adsorb fuel steam, emission of the fuel steam to air is reduced, and therefore pollution of the fuel steam to the environment is weakened.

However, the canister has a limited ability to adsorb fuel vapor, which may overflow the canister and be discharged to the atmosphere, thereby causing environmental pollution.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a fuel vapor treatment device, a fuel evaporation emission control system and an automobile, and can solve the problem that an activated carbon canister is limited in fuel vapor adsorption capacity to cause fuel vapor pollution to the environment in the prior art. The technical scheme is as follows:

in a first aspect, an embodiment of the present application provides a fuel vapor treatment device, characterized in that the fuel vapor treatment device includes a holder, an adsorption device, a filter device, and a vapor control valve;

The adsorption device comprises an adsorption cylinder, an adsorption pipe and an adsorption component, wherein one end of the adsorption cylinder is provided with a first adsorption port, the other end of the adsorption cylinder is provided with a second adsorption port, a first port of the adsorption pipe is communicated with the first adsorption port, a second port of the adsorption pipe is used for being communicated with an air outlet of the activated carbon canister, and the adsorption component is positioned in the adsorption cylinder;

the filter device comprises a filter cartridge and a filter component, wherein one end of the filter cartridge is provided with a first filter opening, the other end of the filter cartridge is provided with a second filter opening, the first filter opening of the filter cartridge is an air vent which is open to the outside, and the filter component is positioned in the filter cartridge;

the first port of the vapor control valve is communicated with the second adsorption port of the adsorption cylinder, and the second port of the vapor control valve is communicated with the second filter port of the filter cylinder;

the support is connected with the adsorption cylinder, the filter cylinder and the steam control valve.

In a possible implementation manner, the adsorption device further comprises a switching part, a first end of the switching part is provided with a first switching port, a second end of the switching part is provided with a second switching port, the first switching port is detachably connected with a first adsorption port of the adsorption tube, the second switching port is detachably connected with a first port of the adsorption tube, and the switching part is used for communicating the adsorption tube with the adsorption tube.

In a possible implementation manner, the adsorption element is an activated carbon rod, the activated carbon rod is coaxial with the adsorption cylinder, and a cross section of the activated carbon rod perpendicular to the axial direction is circular.

In one possible implementation manner, the fuel vapor treatment device further includes a cover body that is connected to the bracket and forms an accommodation chamber with the bracket, and the vapor control valve is located in the accommodation chamber.

In one possible implementation manner, the support includes a main body, a fixing plate, and at least one reinforcing rib, the main body is connected to the adsorption cylinder, the filter cylinder, and the vapor control valve, the fixing plate is connected to the main body, the adsorption cylinder, and the filter cylinder, and the reinforcing rib is connected to the fixing plate, the adsorption cylinder, and the filter cylinder.

In one possible implementation, the fuel vapor treatment device further includes a first mounting member and a second mounting member;

the first mounting piece is positioned on one side, far away from the filter cylinder, of the adsorption cylinder and is connected with the adsorption cylinder, a first mounting hole is formed in the middle of the first mounting piece, and the axis of the first mounting hole is perpendicular to the axis of the adsorption cylinder;

The second installation part is located one side of the filter cylinder far away from the adsorption cylinder and connected with the filter cylinder, a second installation hole is formed in the middle of the second installation part, and the axis of the second installation hole is perpendicular to the axis of the filter cylinder.

In a possible implementation manner, the filtering apparatus further includes a dustproof assembly, the dustproof assembly is located at one end of the filtering cylinder, which is provided with the first filtering opening, and is detachably connected with the filtering cylinder.

In one possible implementation, the dust-proof assembly includes a mounting housing and a dust-proof member;

the mounting shell is sleeved outside the filter cylinder and detachably connected with the filter cylinder, and the bottom end of the mounting shell is provided with at least one vent hole;

the dustproof part is provided with a dustproof bottom plate and a dustproof side plate, the dustproof bottom plate is located in the middle of the bottom surface of the installation shell and is connected with the installation shell, the air vent is located on the periphery of the connection position of the bottom plate of the installation shell and the dustproof bottom plate, the dustproof side plate is located on the outer side of the air vent and is connected with the dustproof bottom plate, and a certain distance is reserved between the dustproof side plate and the air vent.

In a second aspect, the present application provides an evaporative emission control system including a fuel vapor treatment device as set forth in any one of the first aspect and possible implementations thereof.

In a third aspect, the present application provides a vehicle comprising an evaporative emission control system as defined in the first aspect and described above.

The technical scheme provided by the embodiment of the application has the following beneficial effects:

the fuel vapor treatment device provided by the embodiment of the application comprises a bracket, an adsorption device, a filtering device and a vapor control valve. The adsorption device comprises an adsorption cylinder, an adsorption tube and an adsorption element, wherein the adsorption cylinder is communicated with the activated carbon canister through the adsorption tube, and the adsorption element is positioned in the adsorption cylinder. The first port of the steam control valve is communicated with the second adsorption port of the adsorption cylinder, and the second port of the steam control valve is communicated with the second filter port of the filter cylinder. The filtering device is communicated with the adsorption device through a steam control valve. The adsorption device, the filtering device and the steam control valve are respectively connected with the bracket. When fuel vapor overflows from the activated carbon canister, the overflowing fuel vapor can be adsorbed by the adsorption element in the adsorption device. In addition, by closing the vapor control valve, it is possible to determine whether there is a problem of fuel vapor leakage through a change in the system diagnostic parameter. Under the combined action of the adsorption device and the vapor control valve, the probability of fuel vapor leakage can be effectively reduced, and the fuel vapor is prevented from being discharged into the atmosphere, so that the pollution of the fuel vapor to the environment is effectively reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of a fuel vapor treatment device according to an embodiment of the present application;

fig. 2 is a schematic structural view of a fuel vapor treatment device according to an embodiment of the present application;

fig. 3 is a schematic structural view of a fuel vapor treatment device according to an embodiment of the present application;

fig. 4 is a schematic structural view of a fuel vapor treatment device according to an embodiment of the present application;

fig. 5 is a schematic structural view of a fuel vapor treatment device according to an embodiment of the present application;

fig. 6 is a partial structural schematic view of a fuel vapor treatment device according to an embodiment of the present application;

fig. 7 is a schematic geometric relationship diagram of a dust-proof assembly according to an embodiment of the present application.

Description of the figures

1. A support; 11. a main body; 12. a fixing plate; 13. reinforcing ribs;

2. An adsorption device; 21. an adsorption cylinder; 22. an adsorption tube; 23. an adsorption member; 24. a switching part;

3. a filtration device; 31. a filter cartridge; 32. a filter member; 33. a dust-proof assembly; 331. mounting a shell; 332. A dust-proof member; 332a, a dust-proof bottom plate; 332b, dust-proof side plates;

4. a vapor control valve;

5. a cover body;

6. a first mounting member;

7. a second mount.

Detailed Description

To make the objects, technical solutions and advantages of the present application more clear, the following detailed description of the embodiments of the present application will be made with reference to the accompanying drawings.

The present embodiment provides a fuel vapor treatment device, which includes a holder 1, an adsorption device 2, a filter device 3, and a vapor control valve 4, as shown in fig. 1.

In the fuel vapor treatment device, the adsorption device 2 may include an adsorption cylinder 21, an adsorption tube 22, and an adsorption member 23. One end of the adsorption cylinder 21 has a first adsorption port, and the other end has a second adsorption port. The adsorption tube 22 is detachably connected with the adsorption cylinder 21 and is communicated with the first adsorption port of the adsorption cylinder 21, and the first port of the adsorption tube 22 and the first adsorption port of the adsorption cylinder 21 can be connected by adopting a sleeving manner, a clamping manner and the like. The adsorption tube 22 is detachably connected with the activated carbon canister and communicated with the gas outlet of the activated carbon canister, and the second port of the adsorption tube 22 is connected with the gas outlet of the activated carbon canister in a sleeving, clamping and other modes. The adsorption element 23 is positioned in the adsorption cylinder 21 and is detachably connected with the adsorption cylinder 21, and the adsorption element 23 can be taken out from the first adsorption port and/or the second adsorption port of the adsorption cylinder 21.

The adsorbing member 23 may be an activated carbon rod which is coaxial with the adsorbing cylinder 21, and the cross-sectional shape of the activated carbon rod perpendicular to the axial direction is circular (i.e., cylindrical). The fuel vapor that cannot be adsorbed by the activated carbon canister can enter the adsorption cylinder 21 through the adsorption pipe 22, and at this time, the fuel vapor can be adsorbed by the activated carbon rod. The adsorbent member 23 may be any structure or medium capable of adsorbing fuel vapors, other than activated carbon rods.

In the fuel vapor treatment device, the filter device 3 may include a filter cartridge 31 and a filter member 32. The filter cartridge 31 has a first filter port at one end and a second filter port at the other end. The first filter port of the filter cartridge 31 is a vent port open to the outside, that is, capable of gas exchange with the atmosphere. The filter member 32 is located in the filter cartridge 31 and is detachably connected to the filter cartridge 31, and the filter member 32 is removable from the first and/or second filter ports of the filter cartridge 31.

In the fuel vapor treatment device, the vapor control valve 4 is detachably connected to the adsorption cylinder 21 and is communicated with the second adsorption port of the adsorption cylinder 21, the first port of the vapor control valve 4 and the second adsorption port of the adsorption cylinder 21 can be connected in a manner of sleeving, clamping and the like, the vapor control valve 4 is detachably connected to the filter cylinder 31 and is communicated with the second filter port of the filter cylinder 31, and the second port of the vapor control valve 4 and the second filter port of the filter cylinder 31 can be connected in a manner of sleeving, clamping and the like.

In the fuel vapor treatment device, a support 1 is connected to an adsorption cylinder 21 of an adsorption device 2, a filter cylinder 31 of a filter device 3, and a vapor control valve 4, and the support 1 is used for supporting the adsorption device 2, the filter device 3, and the vapor control valve 4 and providing a mounting base for the fuel vapor treatment device. As shown in fig. 1, one end of the adsorption cylinder 21 having the second adsorption port is connected to the support 1, one end of the filter cartridge 31 having the second filter port is connected to the support 1, the adsorption cylinder 21 and the filter cartridge 31 are located on the same side of the support 1, and the vapor control valve 4 and the adsorption cylinder 21 (or the filter cartridge 31) are located on opposite sides of the support 1. The drawings of the embodiments of the present application show only one possible bracket 1 by way of example, and are not intended to limit the specific structure of the bracket 1, and the bracket 1 may be any structure capable of providing a mounting base for a fuel vapor treatment device.

By using the fuel vapor treatment device provided by the embodiment of the application, the adsorption pipe 22 is communicated with the activated carbon canister, when fuel vapor overflows from the activated carbon canister (namely, the fuel vapor cannot be adsorbed by the activated carbon canister), the overflowing fuel vapor can be adsorbed by the adsorption element 23 in the adsorption device 2, so that the probability of fuel vapor leakage can be effectively reduced, and therefore, the fuel vapor is prevented from being discharged into the atmosphere to cause environmental pollution. In addition, by closing the vapor control valve 4, it is possible to determine whether there is a problem of fuel vapor leakage through a change in the system diagnostic parameter, thereby further preventing the fuel vapor from being discharged into the atmosphere to cause environmental pollution. The filter device 3 is used for effectively removing impurities (such as particulate matters) in the air by the filter element 22 of the filter device 3 when the air enters the fuel vapor treatment device (and thus enters the activated carbon canister) from the filter device 3, and preventing the particulate matters in the air from entering the fuel vapor treatment device, the activated carbon canister and other components, thereby protecting the above components.

In the embodiment of the present application, as shown in fig. 1, the adsorption device 2 may further include an adapter 24, a first end of the adapter 24 has a first adapter port, and a second end of the adapter 24 has a second adapter port. The switching part 24 is detachably connected with the adsorption cylinder 21 and is communicated with the first adsorption port of the adsorption cylinder 21, and the first switching port of the switching part 24 is connected with the first adsorption port of the adsorption cylinder 21 in a threaded connection, a sleeve connection, a clamping connection and other modes. The switching portion 24 is detachably connected with the adsorption tube 22 and is communicated with the first port of the adsorption tube 22, and a second switching port of the switching portion 24 is connected with the first port of the adsorption tube 22 in a threaded connection, a sleeving connection, a clamping connection and other modes.

The inner diameter of the first adapter interface can be equal to that of the second adapter interface, and can also be larger than that of the second adapter interface. The axis of the adapter 24 may coincide with the axis of the adsorption cylinder 21, or may have a certain angle. The adapter portion 24 can be made of rigid materials such as stainless steel to ensure installation reliability, and the adapter portion 24 can also be made of flexible materials such as hoses to meet installation flexibility. The adapter 24 can be used for communicating the adsorption cylinder 21 and the adsorption tube 22, and the position relationship between the axis of the adsorption cylinder 21 and the axis of the adsorption tube 22 can be changed by arranging the adapter 24 with different structures, so that the position requirement between the fuel vapor treatment device and the activated carbon canister during the whole automobile installation of the automobile is met. The drawings of the embodiments of the present application only show one possible adapter 24 by way of example, and the adapter 24 is not intended to limit the specific structure of the adapter 24, and the adapter 24 may be any structure capable of communicating the adsorption cylinder 21 and the adsorption tube 22.

In the embodiment of the present application, as shown in fig. 2, the fuel vapor treatment device further includes a lid body 5, the lid body 5 and the vapor control valve 4 are located on the same side of the bracket 1, and the lid body 5 is detachably attached to the bracket 1. The cover body 5 can be connected with the support 1 in the modes of clamping, bonding and the like, a closed accommodating cavity is formed between the cover body and the support 1, and the steam control valve 4 can be positioned in the accommodating cavity. The cover body 5 can play a role in protecting the steam control valve 4, and effectively prolongs the service life of the steam control valve 4.

In the embodiment of the present application, as shown in fig. 3, the support 1 includes a main body 11, a fixing plate 12, and at least one reinforcing rib 13, the main body 11 is connected to the adsorption cylinder 21, the filter cylinder 31, and the vapor control valve 4, respectively, the fixing plate 12 is connected to the main body 11, the adsorption cylinder 21, and the filter cylinder 31, respectively, and the reinforcing rib 13 is connected to the fixing plate 12, the adsorption cylinder 21, and the filter cylinder 31, respectively. The main body 11 and the adsorption cylinder 21 can be integrally formed, and can also be connected in a threaded connection, welding, clamping connection and other modes. The main body 11 and the filter cylinder 31 may be integrally formed, or may be connected by screw connection, welding, clamping, etc. The main body 11 and the vapor control valve 4 may be connected by a screw, a snap, or the like. As for the connection between the fixing plate 12 and the main body 11, the adsorption cylinder 21 and the filter cylinder 31, and the connection between the reinforcing ribs 13 and the fixing plate 12, the adsorption cylinder 21 and the filter cylinder 31, the detailed description is omitted here.

The fixing plate 12 and the reinforcing ribs 13 serve as fixing and supporting members for the fuel vapor treatment device, and here, only one structure of the bracket 1 is exemplarily shown, and the bracket 1 may include any structure capable of serving as fixing and supporting members. Alternatively, the bracket 1 may include the fixing plate 12, not include the reinforcing rib 13, may not include the fixing plate 12, include at least one reinforcing rib 13, and the like.

In the embodiment of the present application, as shown in fig. 4, the fuel vapor treatment device may further include a first mounting member 6 and a second mounting member 7. First installed part 6 is located one side that a section of thick bamboo 21 kept away from cartridge filter 31 that adsorbs, and links to each other with an adsorption cylinder 21, can be integrated into one piece between first installed part 6 and the adsorption cylinder 21, also can link to each other through modes such as welding, riveting, joint. The first mounting member 6 has a first mounting hole at an intermediate position, and an axis of the first mounting hole is perpendicular to an axis of the adsorption cylinder 21. Second installed part 7 is located the filter cylinder 31 and keeps away from the one side of adsorbing a section of thick bamboo 21, and links to each other with filter cylinder 31, can be integrated into one piece between second installed part 7 and the filter cylinder 31, also can link to each other through modes such as welding, riveting, joint. The second mounting member 7 has a second mounting hole at an intermediate position, and an axis of the second mounting hole is perpendicular to an axis of the filter cartridge 31. The axis of the first mounting hole and the axis of the second mounting hole may be parallel.

When this fuel vapor treatment device is installed on automobile body, first installed part 6 and second installed part 7 can play fixed effect, simultaneously, can guarantee at vehicle operation in-process fuel vapor treatment device's stability. The drawings of the embodiments of the present application only show an exemplary possible first mounting part 6 and second mounting part 7, and the first mounting part 6 and second mounting part 7 may be any structure capable of fixing without limiting the specific structure thereof.

In the embodiment of the present application, as shown in fig. 5, the filter device 3 may further include a dustproof member 33, and the dustproof member 33 is located at an end of the filter cartridge 31 having the first filter opening and is detachably connected to the filter cartridge 31. When the gas in the atmosphere gets into filter equipment 3 by first filter port, the partial particulate matter that carries in the air can be blockked by dustproof subassembly 33, can effectively reduce particulate matter entering filter equipment 3, reduces because the particulate matter leads to the probability that filter equipment 3 can not normally work to, effectively prolonged filter equipment 3's life.

In the embodiment of the present application, as shown in fig. 6, the dust-proof assembly 33 may include a mounting case 331 and a dust-proof member 332. The mounting shell 331 can be sleeved outside the filter cartridge 31 and detachably connected with the filter cartridge 31, and the bottom end of the mounting shell 331 is provided with at least one vent hole. The dust-proof member 332 may include a dust-proof bottom plate 332a and a dust-proof side plate 332b, the dust-proof bottom plate 332a is located in the middle of the bottom surface of the mounting case 331 and is connected to the mounting case 331, the vent holes are located around the connection position of the bottom plate of the mounting case 331 and the dust-proof bottom plate 332a, the number (e.g., 4) and the shape (e.g., fan ring) of the vent holes may be set arbitrarily according to actual requirements, and details are not described herein. The dustproof side plate 332b is located outside the vent hole and connected to the dustproof bottom plate 332a, and a distance is provided between the dustproof side plate 332b and the vent hole.

Illustratively, as shown in fig. 7, a straight line l is drawn through any point of the center and the side of the dustproof bottom plate 332a, the straight line l and the axis of the mounting case 331 are located in the same plane X, and the plane X and the dustproof side plate 332b intersect at a line segment m and a line segment n, respectively. On the line segment m, the distance from any point p to the axis of the mounting case 331 is in positive correlation with the distance from the point p to the straight line l. In the dust-proof assembly 33 satisfying the above-described geometrical relationship, the dust-proof side plate 332b may be considered as a form (may also be referred to as a skirt structure) which is expanded outward along the dust-proof bottom plate 332 a. As shown in fig. 6, the skirt structure may be formed by a rectangular dustproof bottom plate 332a and four dustproof side plates 332b, an included angle between each dustproof side plate 332b and the dustproof bottom plate 332a is 45 °, and each dustproof side plate 332b is transited through an arc.

The dustproof assembly 33 that this application embodiment provided, on the one hand, can block great particulate matter and filter cylinder 31 and filter element 32 direct contact to, play the guard action to filter cylinder 31 and filter element 32. On the other hand, the particles in the air filtered by the filter component 32 can slide off through the dust-proof side plate 332b arranged obliquely, so that the particles are prevented from being accumulated, and the filter component 32 is protected. The drawings of the embodiments of the present application illustrate only one possible dust-proof assembly 33 by way of example, and not intended to limit the specific structure of the dust-proof assembly 33, and the dust-proof assembly 33 may be any structure capable of protecting the filter cartridge 31 and the filter member 32.

Based on the same technical concept, the embodiment of the application also provides a fuel evaporative emission control system which comprises an activated carbon canister and the fuel vapor treatment device. The activated carbon canister is provided with an air outlet, a first breathing port and a second breathing port, wherein the first breathing port and the second breathing port are respectively communicated with an oil tank and an engine of an automobile, and the air outlet is communicated with the second end of the adsorption tube 22 of the fuel vapor treatment device.

When fuel vapor overflows from the activated carbon canister, the overflowed fuel vapor reaches the adsorption cylinder 21 through the adsorption pipe 22, and at this time, the adsorption element 23 can adsorb the overflowed fuel vapor. Thus, the probability of fuel vapor leakage can be effectively reduced, and the environmental pollution caused by the emission of fuel vapor to the atmosphere is reduced. In addition, by closing the vapor control valve 4, it is possible to determine whether there is a problem of fuel vapor leakage through a change in the system diagnostic parameter, thereby further preventing the fuel vapor from being discharged into the atmosphere to cause environmental pollution.

Based on the same technical concept, the embodiment of the application also provides an automobile which comprises the fuel evaporation emission control system. When the vehicle is stopped or when the vehicle is being refueled, fuel in the fuel tank may volatilize to produce fuel vapor. At the moment, the fuel vapor enters the activated carbon canister and is adsorbed and stored by the activated carbon canister. However, some fuel vapor may overflow from the canister, and the overflowed fuel vapor reaches the adsorption cylinder 21 through the adsorption tube 22, and at this time, the adsorption element 23 may perform an adsorption function on the fuel vapor, so as to prevent the overflowed fuel vapor from being directly discharged to the atmosphere, thereby effectively reducing atmospheric pollution. In addition, when the vapor control valve 4 is closed, it is possible to determine whether there is a problem of fuel vapor leakage by a change in the system diagnostic parameter, and thus, it is possible to further prevent fuel vapor from being discharged to the atmosphere.

When the automobile works (namely when the engine works), fuel is desorbed from the activated carbon canister and the adsorption device 2 through the negative pressure of the engine and is sucked into the engine for combustion, and meanwhile, air can be sucked into the activated carbon canister through the filtering device 3 to play a role in cleaning fuel vapor in the activated carbon canister. In the air of inhaling, filter equipment 3 can filter the particulate matter that carries in the air, prevents that the particulate matter from getting into vapor control valve 4, adsorption equipment 2, active carbon tank and engine, plays the effect of protection to above-mentioned part to prolong its life.

The above description is only exemplary of the present application and should not be taken as limiting, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A fuel vapor treatment device characterized by comprising a holder (1), an adsorption device (2), a filtration device (3), and a vapor control valve (4);

the adsorption device (2) comprises an adsorption cylinder (21), an adsorption pipe (22) and an adsorption component (23), wherein one end of the adsorption cylinder (21) is provided with a first adsorption port, the other end of the adsorption cylinder is provided with a second adsorption port, a first port of the adsorption pipe (22) is communicated with the first adsorption port, a second port of the adsorption pipe (22) is used for being communicated with an air outlet of an activated carbon canister, and the adsorption component (23) is positioned in the adsorption cylinder (21);

The filtering device (3) comprises a filter cylinder (31) and a filtering component (32), one end of the filter cylinder (31) is provided with a first filtering port, the other end of the filter cylinder is provided with a second filtering port, the first filtering port of the filter cylinder (31) is an air vent which is open to the outside, and the filtering component (32) is positioned in the filter cylinder (31);

a first port of the vapor control valve (4) is communicated with a second adsorption port of the adsorption cylinder (21), and a second port of the vapor control valve (4) is communicated with a second filtering port of the filter cylinder (31);

the support (1) is connected with the adsorption cylinder (21), the filter cylinder (31) and the vapor control valve (4).

2. The fuel vapor treatment device according to claim 1, characterized in that the adsorption device (2) further includes an adapter portion (24), a first end of the adapter portion (24) has a first adapter port, a second end of the adapter portion (24) has a second adapter port, the first adapter port is detachably connected to the first adsorption port of the adsorption cylinder (21), the second adapter port is detachably connected to the first port of the adsorption tube (22), and the adapter portion (24) is used for communicating the adsorption cylinder (21) and the adsorption tube (22).

3. The fuel vapor treatment device according to claim 1, characterized in that the adsorption member (23) is an activated carbon rod which is coaxial with the adsorption cylinder (21), and a cross-sectional shape of the activated carbon rod perpendicular to an axial direction is circular.

4. The fuel vapor treatment device according to claim 1, characterized by further comprising a lid body (5), the lid body (5) being connected to the bracket (1) and forming a housing chamber with the bracket (1), the vapor control valve (4) being located in the housing chamber.

5. The fuel vapor treatment device according to claim 1, characterized in that the support (1) includes a main body (11), a fixing plate (12), and at least one reinforcing rib (13), the main body (11) being connected to the adsorption cylinder (21), the filter cylinder (31), and the vapor control valve (4), respectively, the fixing plate (12) being connected to the main body (11), the adsorption cylinder (21), and the filter cylinder (31), respectively, and the reinforcing rib (13) being connected to the fixing plate (12), the adsorption cylinder (21), and the filter cylinder (31), respectively.

6. The fuel vapor treatment device according to claim 1, characterized by further comprising a first mounting member (6) and a second mounting member (7);

the first mounting part (6) is positioned on one side of the adsorption cylinder (21) far away from the filter cylinder (31) and connected with the adsorption cylinder (21), a first mounting hole is formed in the middle of the first mounting part (6), and the axis of the first mounting hole is perpendicular to the axis of the adsorption cylinder (21);

The second mounting part (7) is positioned on one side, away from the adsorption cylinder (21), of the filter cylinder (31) and connected with the filter cylinder (31), a second mounting hole is formed in the middle of the second mounting part (7), and the axis of the second mounting hole is perpendicular to the axis of the filter cylinder (31).

7. The fuel vapor treatment device according to claim 1, characterized in that the filter device (3) further comprises a dust-proof assembly (33), the dust-proof assembly (33) being located at an end of the filter cartridge (31) having the first filter port, and being detachably connected to the filter cartridge (31).

8. The fuel vapor treatment device according to claim 7, characterized in that the dust-proof member (33) includes a mounting case (331) and a dust-proof member (332);

the mounting shell (331) is sleeved outside the filter cartridge (31) and detachably connected with the filter cartridge (31), and the bottom end of the mounting shell (331) is provided with at least one vent hole;

the dustproof part (332) comprises a dustproof bottom plate (332a) and a dustproof side plate (332b), the dustproof bottom plate (332a) is located in the middle of the bottom surface of the installation shell (331) and connected with the installation shell (331), the vent hole is located around the connection position of the bottom plate of the installation shell (331) and the dustproof bottom plate (332a), the dustproof side plate (332b) is located on the outer side of the vent hole and connected with the dustproof bottom plate (332a), and a certain distance is reserved between the dustproof side plate (332b) and the vent hole.

9. A fuel evaporative emission control system comprising the fuel vapor treatment device as recited in any one of claims 1 to 8.

10. A vehicle comprising the evaporative emission control system of claim 9.

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